diff --git a/Build.ps1 b/Build.ps1
index ba41ab1..7886e8f 100644
--- a/Build.ps1
+++ b/Build.ps1
@@ -23,13 +23,13 @@ foreach ($src in ls src/*) {
 
 	echo "build: Packaging project in $src"
 
-    & dotnet build -c Release --version-suffix=$buildSuffix -p:EnableSourceLink=true
+    & dotnet build -c Release --version-suffix=$buildSuffix -p:ContinuousIntegrationBuild=true
     if ($suffix) {
         & dotnet pack -c Release -o ..\..\artifacts --version-suffix=$suffix --no-build
     } else {
         & dotnet pack -c Release -o ..\..\artifacts --no-build
     }
-    if($LASTEXITCODE -ne 0) { throw "build failed" }    
+    if($LASTEXITCODE -ne 0) { throw "build failed" }
 
     Pop-Location
 }
diff --git a/appveyor.yml b/appveyor.yml
index 81bd95e..d367cf6 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,22 +2,25 @@ version: '{build}'
 skip_tags: true
 image: Visual Studio 2022
 build_script:
-    - pwsh: ./Build.ps1
+    -   pwsh: ./Build.ps1
 test: off
 artifacts:
-    - path: artifacts/Serilog.*.nupkg
+    -   path: artifacts/Serilog.*.nupkg
+    -   path: artifacts/Serilog.*.snupkg
 deploy:
-    - provider: NuGet
-      api_key:
-          secure: Fh92tRIFbe1FAiyD8lTThWgAorQ1vV+eFYMlUK0iLHBBenJcy/UYc1qj6kgHvUcO
-      skip_symbols: true
-      on:
-          branch: /^(main|dev)$/
-    - provider: GitHub
-      auth_token:
-          secure: p4LpVhBKxGS5WqucHxFQ5c7C8cP74kbNB0Z8k9Oxx/PMaDQ1+ibmoexNqVU5ZlmX
-      artifact: /Serilog.*\.nupkg/
-      tag: v$(appveyor_build_version)
-      on:
-          branch: main
+    -   provider: NuGet
+        api_key:
+            secure: Fh92tRIFbe1FAiyD8lTThWgAorQ1vV+eFYMlUK0iLHBBenJcy/UYc1qj6kgHvUcO
+        skip_symbols: true
+        on:
+            branch: /^(main|dev)$/
+    -   provider: GitHub
+        auth_token:
+            secure: p4LpVhBKxGS5WqucHxFQ5c7C8cP74kbNB0Z8k9Oxx/PMaDQ1+ibmoexNqVU5ZlmX
+        artifacts:
+            /Serilog.*\.nupkg/
+            /Serilog.*\.snupkg/
+        tag: v$(appveyor_build_version)
+        on:
+            branch: main
           
\ No newline at end of file
diff --git a/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentNameEnricher.cs b/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentNameEnricher.cs
index b3c9569..82c68b2 100644
--- a/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentNameEnricher.cs
+++ b/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentNameEnricher.cs
@@ -21,7 +21,7 @@ namespace Serilog.Enrichers;
 /// <summary>
 /// Enriches log events with a EnvironmentName property containing the value of the ASPNETCORE_ENVIRONMENT or DOTNET_ENVIRONMENT environment variable.
 /// </summary>
-class EnvironmentNameEnricher : CachedPropertyEnricher
+sealed class EnvironmentNameEnricher : CachedPropertyEnricher
 {
     /// <summary>
     /// The property name added to enriched log events.
diff --git a/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentUserNameEnricher.cs b/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentUserNameEnricher.cs
index 7eed351..a1b9675 100644
--- a/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentUserNameEnricher.cs
+++ b/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentUserNameEnricher.cs
@@ -21,7 +21,7 @@ namespace Serilog.Enrichers;
 /// <summary>
 /// Enriches log events with an EnvironmentUserName property containing [<see cref="Environment.UserDomainName"/>\]<see cref="Environment.UserName"/>.
 /// </summary>
-class EnvironmentUserNameEnricher : CachedPropertyEnricher
+sealed class EnvironmentUserNameEnricher : CachedPropertyEnricher
 {
     /// <summary>
     /// The property name added to enriched log events.
diff --git a/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentVariableEnricher.cs b/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentVariableEnricher.cs
index 5bac94f..0ca0912 100644
--- a/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentVariableEnricher.cs
+++ b/src/Serilog.Enrichers.Environment/Enrichers/EnvironmentVariableEnricher.cs
@@ -21,7 +21,7 @@ namespace Serilog.Enrichers;
 /// <summary>
 /// Enriches log events with a EnvironmentName property containing the value of the ASPNETCORE_ENVIRONMENT or DOTNET_ENVIRONMENT environment variable.
 /// </summary>
-class EnvironmentVariableEnricher : CachedPropertyEnricher
+sealed class EnvironmentVariableEnricher : CachedPropertyEnricher
 {
     readonly string _envVarName;
 
diff --git a/src/Serilog.Enrichers.Environment/Enrichers/MachineNameEnricher.cs b/src/Serilog.Enrichers.Environment/Enrichers/MachineNameEnricher.cs
index 7cf4a64..55ff49e 100644
--- a/src/Serilog.Enrichers.Environment/Enrichers/MachineNameEnricher.cs
+++ b/src/Serilog.Enrichers.Environment/Enrichers/MachineNameEnricher.cs
@@ -21,7 +21,7 @@ namespace Serilog.Enrichers;
 /// <summary>
 /// Enriches log events with a MachineName property containing <see cref="Environment.MachineName"/>.
 /// </summary>
-class MachineNameEnricher : CachedPropertyEnricher
+sealed class MachineNameEnricher : CachedPropertyEnricher
 {
     /// <summary>
     /// The property name added to enriched log events.
diff --git a/src/Serilog.Enrichers.Environment/Serilog.Enrichers.Environment.csproj b/src/Serilog.Enrichers.Environment/Serilog.Enrichers.Environment.csproj
index 914933a..ab003f8 100644
--- a/src/Serilog.Enrichers.Environment/Serilog.Enrichers.Environment.csproj
+++ b/src/Serilog.Enrichers.Environment/Serilog.Enrichers.Environment.csproj
@@ -28,6 +28,7 @@
     <ItemGroup>
         <PackageReference Include="Serilog" Version="4.0.0" />
         <PackageReference Include="Nullable" Version="1.3.1" PrivateAssets="All" />
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
     </ItemGroup>
     
     <ItemGroup>